Kérastase vs Olaplex:Which is more popular?
In October 2026, Kérastase had more branded searches than Olaplex among hair oil brands worldwide. Kérastase had about 60,500 branded searches, while Olaplex had 40,300. Kérastase made up 18.8% of all hair oil brand searches we track, and Olaplex accounted for 12.5%. When we asked ChatGPT and Google AI Overviews about hair oil brands, Olaplex appeared in three of the five answers and Kérastase in one. Olaplex was mentioned before Kérastase in every answer that named either.
Who do people search for more?
Kérastase, about 50% more searches than Olaplex
Who does AI mention more?
Olaplex, mentioned in 3 of 5 answers, Kérastase in 1
Who does AI recommend more?
Olaplex, named ahead of Kérastase in 3 of 3 answers
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Top hair oil brands in ChatGPT and Google AI Overviews
In three ChatGPT questions and two Google AI Overviews, Olaplex was mentioned in three out of five: in two of the three ChatGPT answers and in one of the two Google AI Overviews. Kérastase was mentioned in one out of five: in one of the three ChatGPT answers, but not in either of the two Google AI Overviews. Olaplex was listed before Kérastase in every answer that named either.
Most recommended by AI
Brands get a higher ranking if they are mentioned earlier in the answers.
Mentioned by AI
Each dot is one answer, filled in when that answer mentions the brand.
Moroccanoil5 of 5Named in 3 of 3 ChatGPT answersNamed in 2 of 2 Google answers
Mielle4 of 5Named in 2 of 3 ChatGPT answersNamed in 2 of 2 Google answers- Olaplex3 of 5Named in 2 of 3 ChatGPT answersNamed in 1 of 2 Google answers
- Kérastase1 of 5Named in 1 of 3 ChatGPT answersNamed in 0 of 2 Google answers
Verb1 of 5Named in 1 of 3 ChatGPT answersNamed in 0 of 2 Google answers
Gisou0 of 5Named in 0 of 3 ChatGPT answersNamed in 0 of 2 Google answers
OGX0 of 5Named in 0 of 3 ChatGPT answersNamed in 0 of 2 Google answers
OUAI0 of 5Named in 0 of 3 ChatGPT answersNamed in 0 of 2 Google answers
Herbal Essences0 of 5Named in 0 of 3 ChatGPT answersNamed in 0 of 2 Google answers
Amika0 of 5Named in 0 of 3 ChatGPT answersNamed in 0 of 2 Google answers
See every answer about hair oil brands
5 answers
Asked ChatGPT
“Which hair oil brand should I buy?”
Asked ChatGPT
“What are the best hair oil brands?”
Asked ChatGPT
“What's the best hair oil brand for frizzy hair?”
Searched Google, AI Overview
“hair oil”
Searched Google, AI Overview
“best hair oil”
Brands are shown in the order each answer named them. The survey took place in the United States on October 22, 2026.
Is Kérastase or Olaplex more popular in search?
This chart shows how often people search Google for Kérastase and Olaplex by name. Each line represents a brand's share of searches for all 12 hair oil brands we track, month by month, from English-language searches worldwide.
Share of searches by month for Kérastase, Olaplex. The figures are in the table below the chart.
View monthly share of searches table
| Month | Gisou | Kérastase | Mielle | Verb | Olaplex | OGX | OUAI | Moroccanoil | Herbal Essences | Amika | Briogeo | JVN |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Nov 2025 | 27% | 18.2% | 11.3% | 6.7% | 10.9% | 7.9% | 12.2% | 4% | 0.59% | 0.32% | 0.59% | 0.47% |
| Dec 2025 | 23.9% | 19.6% | 11.9% | 7.2% | 11.7% | 8.5% | 10.7% | 4.3% | 0.63% | 0.5% | 0.63% | 0.5% |
| Jan 2026 | 18.1% | 18.1% | 16.1% | 8.1% | 12.1% | 11.1% | 9.9% | 4.1% | 0.72% | 0.48% | 0.72% | 0.57% |
| Feb 2026 | 17.8% | 17.8% | 16.2% | 8% | 11.8% | 12.7% | 8% | 4.9% | 1% | 0.58% | 0.68% | 0.58% |
| Mar 2026 | 16.3% | 19.9% | 14.8% | 8.9% | 10.8% | 13.6% | 8.9% | 3.6% | 1.4% | 0.63% | 0.63% | 0.53% |
| Apr 2026 | 13.8% | 20.6% | 15.3% | 11.3% | 10.3% | 13.5% | 9.2% | 3.1% | 1.2% | 0.55% | 0.55% | 0.44% |
| May 2026 | 15.1% | 18.4% | 13.7% | 10.1% | 11.3% | 14.8% | 10.1% | 3.4% | 1.3% | 0.71% | 0.6% | 0.48% |
| Jun 2026 | 14.1% | 21.1% | 12.8% | 11.6% | 10.5% | 13.9% | 9.5% | 3.8% | 1.3% | 0.56% | 0.56% | 0.35% |
| Jul 2026 | 18.4% | 22.5% | 11.2% | 10.1% | 10% | 14.3% | 8.3% | 2.7% | 1.1% | 0.49% | 0.49% | 0.4% |
| Aug 2026 | 16.4% | 20% | 12.1% | 11% | 12.2% | 13.1% | 9% | 3.6% | 1.2% | 0.53% | 0.53% | 0.33% |
| Sep 2026 | 17.9% | 17.9% | 13.1% | 12% | 14.6% | 10.4% | 8% | 3.3% | 1.1% | 0.69% | 0.58% | 0.36% |
| Oct 2026 | 18.8% | 18.8% | 13.7% | 12.6% | 12.5% | 9.4% | 8.4% | 3.4% | 0.9% | 0.59% | 0.5% | 0.4% |
Kérastase and Olaplex sell other things too, so only their searches that name this product count here, like “kerastase elixir ultime”.
How has branded search for Kérastase and Olaplex changed worldwide over the last 12 months?
3 findings
- Kérastase was ahead of Olaplex in every measured month of the 12 months ending October 2026.
- Across the 12 months ending October 2026, Kérastase’s share of searches among hair oil brands worldwide moved from 18.2% to 18.8%, and its estimated monthly branded searches moved from 74K to 60.5K.
- Across the 12 months ending October 2026, Olaplex’s share of searches among hair oil brands worldwide moved from 10.9% to 12.5%, and its estimated monthly branded searches moved from 44.4K to 40.3K.
How did search popularity change for hair oil brands worldwide in October 2026?
4 changes
In October 2026, Mielle overtook Olaplex to rank 3rd among hair oil brands worldwide, with 13.7% of the searches.
In October 2026, Verb overtook Olaplex to rank 4th among hair oil brands worldwide, with 12.6% of the searches.
In October 2026, Kérastase gained share of searches among hair oil brands worldwide, from 17.9% to 18.8%.
In October 2026, Olaplex lost share of searches among hair oil brands worldwide, from 14.6% to 12.5%.
How are Kérastase’s and Olaplex’s branded searches counted?
3 search terms
Brandwave collects information about searches that people make online using Kérastase’s and Olaplex’s names. When viewed over time, estimated search volumes for these branded terms can be used to understand whether interest in the brands is growing, holding steady, or fading.
Other head-to-heads among hair oil brands
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